Base | Representation |
---|---|
bin | 110001110011100100… |
… | …001011010001000101 |
3 | 12010001000011210101221 |
4 | 301303210023101011 |
5 | 1334010442030400 |
6 | 40322341120341 |
7 | 3602150333551 |
oct | 616344132105 |
9 | 163030153357 |
10 | 53478470725 |
11 | 20753225649 |
12 | a4459b90b1 |
13 | 507360bb24 |
14 | 28346c6861 |
15 | 15cee4cc1a |
hex | c7390b445 |
53478470725 has 6 divisors (see below), whose sum is σ = 66313303730. Its totient is φ = 42782776560.
The previous prime is 53478470719. The next prime is 53478470761. The reversal of 53478470725 is 52707487435.
It can be written as a sum of positive squares in 3 ways, for example, as 12977310724 + 40501160001 = 113918^2 + 201249^2 .
It is not a de Polignac number, because 53478470725 - 217 = 53478339653 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1069569390 + ... + 1069569439.
Almost surely, 253478470725 is an apocalyptic number.
It is an amenable number.
53478470725 is a deficient number, since it is larger than the sum of its proper divisors (12834833005).
53478470725 is a wasteful number, since it uses less digits than its factorization.
53478470725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2139138839 (or 2139138834 counting only the distinct ones).
The product of its (nonzero) digits is 6585600, while the sum is 52.
The spelling of 53478470725 in words is "fifty-three billion, four hundred seventy-eight million, four hundred seventy thousand, seven hundred twenty-five".
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